#include <stdio.h>

/* run this program using the console pauser or add your own getch, system("pause") or input loop */

int main(void)
 {
 	double x,y,a,b,c,d;
 	printf("ÇëÊäÈëÁ½¸öÊµÊý:");
 	scanf("%lf%lf",&x,&y);
 	a=x+y;
 	b=x-y;
 	c=x*y;
 	d=x/y; 
 	printf("a=%lf",a);
 	printf("b=%lf",b);
 	printf("c=%lf",c);
 	printf("d=%lf",d);
 	int x1,y1,e;
 	x1=(int)x;
 	y1=(int)y;
     e=x1%y1;
	printf("e=%d",e);
	 	
	return 0;
}